package servlet;

import service.BookService;
import service.impl.BookServiceImpl;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.annotation.*;
import java.io.IOException;

@WebServlet(name = "DeleteBookServlet", value = "/DeleteBookServlet")
public class DeleteBookServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request,response);
    }

    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        request.setCharacterEncoding("utf-8");
        response.setCharacterEncoding("utf-8");
        response.setContentType("text/html;charset=utf-8");
        String bookId= request.getParameter("bookId");
        BookService bookService=new BookServiceImpl();
        if(bookService.deleteBookById(bookId)){
            response.getWriter().print("删除成功！1s后返回！");
            response.setHeader("refresh","1;url=QueryBookByPageServlet");
        }else{
            response.getWriter().print("删除失败！1s后返回！");
            response.setHeader("refresh","1;url=QueryBookByPageServlet");
        }
    }
}
